BABY HUMAN CAMINAR

Cris z

24 Jun 201310:49

Summary

TLDRThis script explores the developmental journey of human babies in their first 18 months, focusing on their motor skills. It highlights the innate movement patterns, such as the stepping reflex, which reappears when babies are placed in water, suggesting a brain mechanism for walking readiness. Babies' initial random kicks are studied to understand how they learn to control their movements intentionally. The script also covers the milestones of turning over, which significantly changes a baby's perspective and control over their environment, and the grasping reflex, which is a crucial step in babies' physical and mental development, enabling them to actively interact with the world.

Takeaways

👣 The human baby takes longer to mature and develop compared to other animals, with the first 18 months being crucial for movement development.
🛌 At just three weeks old, babies like Heather are genetically programmed for movement, which will guide the development of their motor skills from head to toe.
👶 Babies initially have little control over their limbs, but rudimentary patterns for more complex actions are present, and each movement they make helps to develop new pathways in their brain.
🚶‍♂️ Unlike other animals, human babies are not capable of standing and walking on their own at birth, but they can demonstrate the 'march reflex' with a little help.
👣 The 'march reflex' is unique to humans and involves the baby's legs moving in a walking motion, but it seems to disappear around six weeks and reappears later.
🧪 Scientists have debated why the march reflex disappears and reappears, with recent discoveries suggesting that it may reappear in water due to reduced gravity's effect on the baby's legs.
👶 Babies like Ariana show that the reflex does not disappear but is hidden, as it reemerges when the baby is placed in an environment with less gravitational pull.
🤸‍♀️ Babies practice movements like kicking, which is a form of the march reflex and helps to strengthen their muscles in preparation for more controlled movements.
🔗 Babies learn to associate their actions with results, such as kicking causing a mobile to move, which is a significant step in understanding cause and effect.
👀 Babies like Liam, at two months, are dependent on others for movement and are learning to lift their heads, which is a challenging but necessary step for gaining more control over their environment.
🛡️ Rolling over is a significant milestone for babies like Michelle at five months, as it opens up a new world of exploration and control over their line of sight, but also introduces new dangers.

Q & A

What is the significance of the first 18 months in a human baby's life?
-The first 18 months of a human baby's life are significant as they are filled with continuous experiments, exploration, and joy, marking the journey from crawling to standing and walking, which are crucial developmental milestones.
How is a baby's innate movement ability described in the script?
-The script describes a baby's innate movement ability as being programmed into their genes, guiding the development of their movements from head to toe over the next few years.
What is the 'automatic walking reflex' mentioned in the script, and how does it work?
-The 'automatic walking reflex' is a unique human trait where a baby, with a little help, can perform all the movements necessary for walking, alternating legs in a heel-to-toe motion, even though they are not yet capable of standing or walking on their own.
Why does the 'march reflex' seem to disappear in babies around six weeks old?
-The script suggests that the 'march reflex' appears to disappear due to the baby's legs being too heavy for their weak muscles to overcome gravity, although the reflex is still present but the control over the movement is not yet developed.
What happens when baby Ariana is placed in water, and what does it suggest about the 'march reflex'?
-When baby Ariana is placed in water, the 'march reflex' reappears, suggesting that the water may reduce the effect of gravity, allowing the reflex to be observed again.
What does Dr. Esther Silent's experiment with a treadmill at six months aim to investigate?
-Dr. Esther Silent's experiment aims to investigate whether gravity is responsible for the apparent disappearance of the 'march reflex' and to understand when and how the reflex might reemerge.
How do babies practice for the significant event of crawling at two months?
-Babies practice for crawling by kicking, which is a form of the 'march reflex' in a different position, stimulating and strengthening the baby's muscles in preparation for more controlled movements.
What is the significance of a baby realizing that their random kicks can become more controlled movements?
-The realization is significant as it represents the baby's first understanding that they can direct the movements of their legs and, for a moment, control their environment, marking an important step in their cognitive and motor development.
Why is the ability to roll over an important milestone for babies like Liam?
-The ability to roll over is important as it changes the baby's life completely by allowing them to see more than just the mat they are lying on, thus opening up a new world of sights and experiences.
How does Michelle's ability to roll over at five months impact her world and her?
-Michelle's ability to roll over opens up a new world of wonders for her, as she can now control her line of sight and explore her environment more actively, marking a significant development in her motor skills.
What is the 'grasp reflex' mentioned in the script, and how does it differ from reaching for objects?
-The 'grasp reflex' is an innate reflex where a baby's hand can hold onto something but does not know how to let go. Reaching for objects, on the other hand, requires more coordination and is an active interaction with the world, which is a significant developmental step for the baby.
How does the script describe the process of a baby learning to reach for objects?
-The script describes the process as challenging for a baby like Rowan, who, at four months, is unable to coordinate the movements of his arms to direct them towards desired objects, indicating that reaching is a complex motor skill that develops over time.

Outlines

00:00

👣 Early Human Motor Development

This paragraph discusses the unique developmental journey of human babies compared to other animals. It highlights the first 18 months as a period of continuous exploration and joy, with milestones like crawling and standing. The script introduces Heather, a three-week-old baby, who is innately programmed for movement, with potential to develop complex actions in the future. The automatic walking reflex is a unique human trait, which is demonstrated even in babies who are not yet able to walk independently. The disappearance and reemergence of this reflex in water for a baby named Arianna is explored, suggesting a connection to the brain's development and the body's interaction with gravity.

05:01

🏃‍♂️ Baby's First Steps and Reflexes

The second paragraph delves into the development of motor skills in babies, focusing on the reflexes that aid in movement and the process of learning to control these movements. It describes how babies, like Gavin, use reflexes to kick and strengthen their muscles, which is a precursor to more intentional movement. The paragraph also discusses the significance of babies realizing they can control their environment through their actions, as demonstrated by May Ball's reaction to her kicks moving a mobile. Additionally, it touches on the challenges faced by babies like Liam in learning to turn over, which marks a significant change in their ability to explore their surroundings.

10:05

🤲 The Reach and Grab Reflex in Babies

This paragraph examines the baby's ability to reach and grab, which is a critical milestone in both physical and mental development. It describes an experiment where Rowan's limbs are connected to a computer to track his movements as he attempts to reach for a toy. The psychologist, Esther Silent, uses this setup to understand the baby's motor coordination and the cognitive process behind the act of reaching. The paragraph emphasizes the importance of this skill as it allows the child to actively interact with the world for the first time.

Mindmap

Keywords

💡Maturation

Maturation refers to the process of becoming fully developed or growing up. In the context of the video, it highlights the gradual development of a human baby's motor skills from birth to the age of 18 months. The script emphasizes the baby's journey of learning to move, from crawling to standing, which is a significant part of their maturation process.

💡Exploration

Exploration is the act of discovering or examining something unknown or unfamiliar. The script describes the first 18 months of a baby's life as a time filled with ceaseless exploration, indicating the baby's natural curiosity and the way they learn about their environment through movement and interaction.

💡Motor Skills

Motor skills are the physical abilities required for daily activities, including fine and gross motor movements. The video script discusses the development of these skills in babies, from the initial lack of control over their limbs to the eventual ability to perform complex movements such as walking and grasping objects.

💡Developmental Milestones

Developmental milestones are significant events in a child's development, marking the acquisition of new skills and abilities. The script mentions several milestones such as crawling, standing, and walking, which are key achievements in a baby's physical development.

💡Reflexes

Reflexes are involuntary, nearly instantaneous movements in response to a specific stimulus. The script discusses the 'march reflex' and the 'grasp reflex' as examples of innate reflexes in human babies that play a role in their early motor development and eventually contribute to more complex movements.

💡Gait Reflex

The gait reflex, also known as the stepping reflex, is an automatic response in which a baby appears to 'step' or 'march' when held upright and supported. The script explains that this reflex is unique to humans and is an early indicator of the potential for walking, even though the baby is not yet capable of doing so independently.

💡Coordination

Coordination refers to the harmonious interaction of muscles and body parts to perform a movement. The video script describes how babies gradually develop coordination, particularly in their limbs, which is crucial for activities such as reaching for objects and eventually walking.

💡Muscle Strength

Muscle strength is the amount of force a muscle can exert. The script mentions how the months of kicking and modest flexing strengthen a baby's leg and back muscles, enabling them to perform actions like rolling over, which requires a certain level of strength and control.

💡Environment

Environment refers to the surroundings or conditions in which a person, plant, or animal lives or operates. The script implies that a baby's environment plays a role in their development, as they learn to interact with and control their surroundings, such as when they learn to roll over and explore new views.

💡Interaction

Interaction is the process of two or more things or people influencing each other. In the context of the video, interaction is highlighted as babies begin to actively engage with their environment, such as when they learn to reach for and grasp objects, marking a significant step in their cognitive and physical development.

💡Cognitive Development

Cognitive development refers to the growth of the mind and its abilities, including perception, thinking, memory, and language. The script touches on cognitive development as babies learn to understand cause and effect, such as realizing that their kicks can move a mobile, which is a foundational cognitive skill.

Highlights

El bebé humano tarda más que cualquier otra criatura del reino animal en madurar y desarrollarse.

Los primeros 18 meses del bebé humano son un viaje lleno de experimentos incesantes, exploración y alegría.

Durante los primeros meses, el bebé humano domina movimientos esenciales como sentarse, gatear y sostenerse de pie.

El reflejo de marcha automática del bebé humano es único de la raza humana y está presente desde el nacimiento.

El reflejo de marcha automática puede parecer desaparecer a las seis semanas, pero puede ser reactivado en ciertas condiciones, como en el agua.

La teoría de la doctora Esther Thelen sugiere que la gravedad afecta la capacidad del bebé para mostrar el reflejo de marcha.

A los dos meses, los bebés practican patear, lo cual estimula y refuerza sus músculos.

El experimento con May Ball muestra que los bebés pueden aprender a controlar sus movimientos y entender su impacto en su entorno.

A los dos meses, los bebés suelen levantar la cabeza por unos segundos pero aún no tienen la fuerza suficiente para darse la vuelta.

A los cinco meses, los bebés suelen haber desarrollado la fuerza suficiente para darse la vuelta por sí mismos.

Aprender a darse la vuelta permite a los bebés tener más control sobre su vista y explorar su entorno de manera más activa.

El reflejo de agarre está presente desde el nacimiento, pero alcanzar requiere una coordinación más compleja que los bebés desarrollan con el tiempo.

Alrededor de los cuatro meses, los bebés comienzan a intentar alcanzar objetos, aunque inicialmente pueden tener dificultades para coordinar los movimientos de sus brazos.

El acto de alcanzar es un gran avance en el desarrollo del bebé tanto física como mentalmente, permitiéndole interactuar activamente con su mundo.

El desarrollo motor de los bebés está influenciado por la práctica y la interacción con su entorno, mostrando una progresión desde movimientos reflejos hasta movimientos intencionales.